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Original post by: paul ,

Title:

Failed RAM MacBook Pro

Text:

Just bought 2 4gb RAM cards but they have failed to work.  Place the old ones back in and they work fine.

I bought the ones recommend for my computer.

Anything i should do before installing them or are they likely just to be fully and need returned?

Thanks

P

Device:

MacBook Pro 15" Unibody Mid 2010

Status:

open